618/4-Z/P5
📏 4 × 9 × 2.5 mm
Product Photo
NSKDeep Groove Ball Bearings
NSK 684A
Deep Groove Ball Bearings · 4 × 9 × 2.5 mm
4Bore d (mm)
9Outer D (mm)
2.5Width B (mm)
✓323,474 SKUs in the online catalogue
✓OEM & custom bearings welcome
✓Reply within 30 minutes (working days)
✓Global shipping from Wuxi, China
Wuxi Andge Bearing Co., Ltd.Professional bearing supplier · Wuxi, Jiangsu, China
⚡ Reply ≤ 30 min
The NSK 684A is a Deep Groove Ball Bearings, with a bore diameter (d) of 4 mm, an outer diameter (D) of 9 mm and a width (B) of 2.5 mm. Supplied by Wuxi Andge Bearing Co., Ltd. (AndgeBearing), a bearing manufacturer and exporter based in Wuxi, Jiangsu, China — OEM and custom bearings welcome, RFQ replied within 30 minutes on working days.
Full Specifications
| Brand | NSK |
|---|---|
| Category | Deep Groove Ball Bearings |
| Type | Deep Groove Ball Bearings |
| Dimensions (d × D × B) | d 4 mm × D 9 mm × B 2.5 mm |
| Catalogue Ref. | ecNNIY7Z82 |
| B | 2.5 mm |
| COR1 | 225 N |
| COR2 | 23.0 kgf |
| CR1 | 640 N |
| CR2 | 65 kgf |
| DA | 4.Series 8 mm |
| DA1 | Series 8.2 mm |
| LG | 53000 1/min |
| LO | 63000 1/min |
| MASS | 0.00063 Kg |
| Model | 684A |
| R | 0.15 mm |
| Series RA | 0.Series 10 mm |
| Series SD | 4.0 mm |
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618/4
📏 4 × 9 × 2.5 mm
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📏 4 × 9 × 2.5 mm
618/4-Z/P6
📏 4 × 9 × 2.5 mm
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📏 4 × 9 × 2.5 mm